Finding the Fourth Proportional to 77,499.94, 116,249.28 and 51,321.82

Step by Step Solution

1. Step 1: Write the proportion equation
   77,499.94 : 116,249.28 = 51,321.82 : x
2. Step 2: Convert to fraction form
   77,499.94/116,249.28 = 51,321.82/x
3. Step 3: Cross multiply
   77,499.94x = 116,249.28 × 51,321.82
4. Step 4: Simplify right side
   77,499.94x = 5,966,124,623.29
5. Step 5: Solve for x
   x = 5,966,124,623.29/77,499.94
6. Step 6: Final answer
   x = 76,982.31